ATSAMD20G18A-ANT vs ATSAMD20G17A-ANT Comparison
Detailed side-by-side comparison of ATSAMD20G18A-ANT by Microchip Technology and ATSAMD20G17A-ANT by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMD20G18A-ANT - ARM Cortex-M0+ 48MHz 256KB Flash MCU | Microchip
ATSAMD20G18A-ANT ✓ ActiveMicrochip Technology
ATSAMD20G17A-ANT - 48MHz ARM Cortex-M0+ MCU 128KB Flash 48-TQFP
ATSAMD20G17A-ANT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD20G18A-ANT | ATSAMD20G17A-ANT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.55 | $2.14 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Frequency | 48 MHz | — |
| CoreMark/MHz | 2.46 | 2.14 |
| Program Memory (Flash) | 256 KB (256K x 8) | — |
| Data Memory (SRAM) | 32 KB | — |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| Package | 48-pin TQFP (7 x 7 mm) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature Range | -40 C to +105 C | -40 C to +105 C |
| ADC | 12-bit, up to 1 MSPS, up to 20 channels | 12-bit, up to 350 ksps |
| USB Interface | USB 2.0 Full-Speed Device with on-chip transceiver | — |
| SERCOM Modules | 6 (configurable as UART / SPI / I2C) | — |
| I2C Interfaces | 2 | — |
| Timers/Counters | Six 16-bit TC channels | — |
| RTC | 16-bit RTC with calendar mode | — |
| RoHS Status | Compliant | Compliant |
| Lead-Free / Halogen-Free | Yes (per Mouser GREEN marking) | Green, lead-free, halogen-free per Mouser description |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-Bit |
| Maximum Clock Frequency | — | 48 MHz |
| Program Memory Size | — | 128 KB (128K x 8) Flash |
| RAM Size | — | 16 KB |
| Supply Voltage Range | — | 1.62 V to 3.63 V |
| Package / Case | — | 48-TQFP (7x7 mm) |
| Number of I/O Pins | — | [DATA_NEEDED: exact I/O count from datasheet pinout table] |
| DAC | — | 10-bit |
| Communication Interfaces | — | Up to 6 SERCOM (UART/SPI/I2C configurable), I2S, USB 2.0 Full-Speed |
| Timers | — | TC (Timer/Counter) and TCC (Timer/Counter for Control) modules |
| Touch Sensing | — | Peripheral Touch Controller (PTC) |
| Packaging | — | Tape & Reel (TR) per ANT suffix |